There's Nothing Holdin' Me Back Shawn Mendes
23 December 2013, 06:00
Watch the band play hits 'Brokenhearted' and 'Juliet' to rapturous crowd.
Lawson also cover Chris Rea's classic festive hit 'Driving Home For Christmas'.
The performance was put on by British Airways.
Watch it above and watch out for more Live Lawson performances